a(n) = 5*10^n + 1.
A199685
a(n) = 5*10^n + 1.
Terms
- a(0) =6a(1) =51a(2) =501a(3) =5001a(4) =50001a(5) =500001a(6) =5000001a(7) =50000001a(8) =500000001a(9) =5000000001a(10) =50000000001a(11) =500000000001
External references
- oeis: A199685
A199685
a(n) = 5*10^n + 1.